[PATCH] drm/gma500: cdv_intel_dp: fix indentation to use tabs instead of spaces
From: Diogo Silva
Date: Tue Jun 23 2026 - 15:57:18 EST
The kernel coding style specifies that tabs should be used instead of
spaces, which the cdv_intel_dp driver was not using in some places.
This patch replaces the space indentations with tabs.
Signed-off-by: Diogo Silva <diogompaissilva@xxxxxxxxx>
---
drivers/gpu/drm/gma500/cdv_intel_dp.c | 111 +++++++++++++++++-----------------
1 file changed, 56 insertions(+), 55 deletions(-)
diff --git a/drivers/gpu/drm/gma500/cdv_intel_dp.c b/drivers/gpu/drm/gma500/cdv_intel_dp.c
index fbed35cf7603..7d08011d9663 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_dp.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_dp.c
@@ -232,16 +232,17 @@ i2c_dp_aux_add_bus(struct i2c_adapter *adapter)
}
#define _wait_for(COND, MS, W) ({ \
- unsigned long timeout__ = jiffies + msecs_to_jiffies(MS); \
- int ret__ = 0; \
- while (! (COND)) { \
- if (time_after(jiffies, timeout__)) { \
- ret__ = -ETIMEDOUT; \
- break; \
- } \
- if (W && !in_dbg_master()) msleep(W); \
- } \
- ret__; \
+ unsigned long timeout__ = jiffies + msecs_to_jiffies(MS); \
+ int ret__ = 0; \
+ while (!(COND)) { \
+ if (time_after(jiffies, timeout__)) { \
+ ret__ = -ETIMEDOUT; \
+ break; \
+ } \
+ if (W && !in_dbg_master()) \
+ msleep(W); \
+ } \
+ ret__; \
})
#define wait_for(COND, MS) _wait_for(COND, MS, 1)
@@ -296,10 +297,10 @@ static struct ddi_regoff ddi_DP_train_table[] = {
};
static uint32_t dp_vswing_premph_table[] = {
- 0x55338954, 0x4000,
- 0x554d8954, 0x2000,
- 0x55668954, 0,
- 0x559ac0d4, 0x6000,
+ 0x55338954, 0x4000,
+ 0x554d8954, 0x2000,
+ 0x55668954, 0,
+ 0x559ac0d4, 0x6000,
};
/**
* is_edp - is the given port attached to an eDP panel (either CPU or PCH)
@@ -1141,7 +1142,7 @@ static void cdv_intel_dp_prepare(struct drm_encoder *encoder)
cdv_intel_edp_backlight_off(intel_encoder);
cdv_intel_edp_panel_off(intel_encoder);
cdv_intel_edp_panel_vdd_on(intel_encoder);
- }
+ }
/* Wake up the sink first */
cdv_intel_dp_sink_dpms(intel_encoder, DRM_MODE_DPMS_ON);
cdv_intel_dp_link_down(intel_encoder);
@@ -1183,7 +1184,7 @@ cdv_intel_dp_dpms(struct drm_encoder *encoder, int mode)
cdv_intel_edp_panel_off(intel_encoder);
}
} else {
- if (edp)
+ if (edp)
cdv_intel_edp_panel_on(intel_encoder);
cdv_intel_dp_sink_dpms(intel_encoder, mode);
if (!(dp_reg & DP_PORT_EN)) {
@@ -1191,7 +1192,7 @@ cdv_intel_dp_dpms(struct drm_encoder *encoder, int mode)
cdv_intel_dp_complete_link_train(intel_encoder);
}
if (edp)
- cdv_intel_edp_backlight_on(intel_encoder);
+ cdv_intel_edp_backlight_on(intel_encoder);
}
}
@@ -1419,8 +1420,8 @@ cdv_intel_dp_set_vswing_premph(struct gma_encoder *encoder, uint8_t signal_level
DRM_DEBUG_KMS("Test2\n");
//return ;
cdv_sb_reset(dev);
- /* ;Swing voltage programming
- ;gfx_dpio_set_reg(0xc058, 0x0505313A) */
+ /* ;Swing voltage programming */
+ /* ;gfx_dpio_set_reg(0xc058, 0x0505313A) */
cdv_sb_write(dev, ddi_reg->VSwing5, 0x0505313A);
/* ;gfx_dpio_set_reg(0x8154, 0x43406055) */
@@ -1575,7 +1576,7 @@ cdv_intel_dp_complete_link_train(struct gma_encoder *encoder)
intel_dp->train_set[0],
intel_dp->link_configuration[0],
intel_dp->link_configuration[1]);
- /* channel eq pattern */
+ /* channel eq pattern */
if (!cdv_intel_dp_set_link_train(encoder, reg,
DP_TRAINING_PATTERN_2)) {
@@ -1704,7 +1705,7 @@ cdv_intel_dp_detect(struct drm_connector *connector, bool force)
if (edp)
cdv_intel_edp_panel_vdd_off(encoder);
return status;
- }
+ }
if (intel_dp->force_audio) {
intel_dp->has_audio = intel_dp->force_audio > 0;
@@ -1956,12 +1957,12 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev
gma_encoder = kzalloc_obj(struct gma_encoder);
if (!gma_encoder)
return;
- gma_connector = kzalloc_obj(struct gma_connector);
- if (!gma_connector)
- goto err_connector;
+ gma_connector = kzalloc_obj(struct gma_connector);
+ if (!gma_connector)
+ goto err_connector;
intel_dp = kzalloc_obj(struct cdv_intel_dp);
if (!intel_dp)
- goto err_priv;
+ goto err_priv;
if ((output_reg == DP_C) && cdv_intel_dpc_is_edp(dev))
type = DRM_MODE_CONNECTOR_eDP;
@@ -1976,7 +1977,7 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev
if (type == DRM_MODE_CONNECTOR_DisplayPort)
gma_encoder->type = INTEL_OUTPUT_DISPLAYPORT;
- else
+ else
gma_encoder->type = INTEL_OUTPUT_EDP;
@@ -2006,18 +2007,18 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev
cdv_disable_intel_clock_gating(dev);
cdv_intel_dp_i2c_init(gma_connector, gma_encoder, name);
- /* FIXME:fail check */
+ /* FIXME:fail check */
cdv_intel_dp_add_properties(connector);
if (is_edp(gma_encoder)) {
int ret;
struct edp_power_seq cur;
- u32 pp_on, pp_off, pp_div;
+ u32 pp_on, pp_off, pp_div;
u32 pwm_ctrl;
pp_on = REG_READ(PP_CONTROL);
pp_on &= ~PANEL_UNLOCK_MASK;
- pp_on |= PANEL_UNLOCK_REGS;
+ pp_on |= PANEL_UNLOCK_REGS;
REG_WRITE(PP_CONTROL, pp_on);
@@ -2025,42 +2026,42 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev
pwm_ctrl |= PWM_PIPE_B;
REG_WRITE(BLC_PWM_CTL2, pwm_ctrl);
- pp_on = REG_READ(PP_ON_DELAYS);
- pp_off = REG_READ(PP_OFF_DELAYS);
- pp_div = REG_READ(PP_DIVISOR);
+ pp_on = REG_READ(PP_ON_DELAYS);
+ pp_off = REG_READ(PP_OFF_DELAYS);
+ pp_div = REG_READ(PP_DIVISOR);
/* Pull timing values out of registers */
- cur.t1_t3 = (pp_on & PANEL_POWER_UP_DELAY_MASK) >>
- PANEL_POWER_UP_DELAY_SHIFT;
+ cur.t1_t3 = (pp_on & PANEL_POWER_UP_DELAY_MASK) >>
+ PANEL_POWER_UP_DELAY_SHIFT;
- cur.t8 = (pp_on & PANEL_LIGHT_ON_DELAY_MASK) >>
- PANEL_LIGHT_ON_DELAY_SHIFT;
+ cur.t8 = (pp_on & PANEL_LIGHT_ON_DELAY_MASK) >>
+ PANEL_LIGHT_ON_DELAY_SHIFT;
- cur.t9 = (pp_off & PANEL_LIGHT_OFF_DELAY_MASK) >>
- PANEL_LIGHT_OFF_DELAY_SHIFT;
+ cur.t9 = (pp_off & PANEL_LIGHT_OFF_DELAY_MASK) >>
+ PANEL_LIGHT_OFF_DELAY_SHIFT;
- cur.t10 = (pp_off & PANEL_POWER_DOWN_DELAY_MASK) >>
- PANEL_POWER_DOWN_DELAY_SHIFT;
+ cur.t10 = (pp_off & PANEL_POWER_DOWN_DELAY_MASK) >>
+ PANEL_POWER_DOWN_DELAY_SHIFT;
- cur.t11_t12 = ((pp_div & PANEL_POWER_CYCLE_DELAY_MASK) >>
- PANEL_POWER_CYCLE_DELAY_SHIFT);
+ cur.t11_t12 = ((pp_div & PANEL_POWER_CYCLE_DELAY_MASK) >>
+ PANEL_POWER_CYCLE_DELAY_SHIFT);
- DRM_DEBUG_KMS("cur t1_t3 %d t8 %d t9 %d t10 %d t11_t12 %d\n",
- cur.t1_t3, cur.t8, cur.t9, cur.t10, cur.t11_t12);
+ DRM_DEBUG_KMS("cur t1_t3 %d t8 %d t9 %d t10 %d t11_t12 %d\n",
+ cur.t1_t3, cur.t8, cur.t9, cur.t10, cur.t11_t12);
intel_dp->panel_power_up_delay = cur.t1_t3 / 10;
- intel_dp->backlight_on_delay = cur.t8 / 10;
- intel_dp->backlight_off_delay = cur.t9 / 10;
- intel_dp->panel_power_down_delay = cur.t10 / 10;
- intel_dp->panel_power_cycle_delay = (cur.t11_t12 - 1) * 100;
+ intel_dp->backlight_on_delay = cur.t8 / 10;
+ intel_dp->backlight_off_delay = cur.t9 / 10;
+ intel_dp->panel_power_down_delay = cur.t10 / 10;
+ intel_dp->panel_power_cycle_delay = (cur.t11_t12 - 1) * 100;
- DRM_DEBUG_KMS("panel power up delay %d, power down delay %d, power cycle delay %d\n",
- intel_dp->panel_power_up_delay, intel_dp->panel_power_down_delay,
- intel_dp->panel_power_cycle_delay);
+ DRM_DEBUG_KMS("panel power up delay %d, power down delay %d, power cycle delay %d\n",
+ intel_dp->panel_power_up_delay, intel_dp->panel_power_down_delay,
+ intel_dp->panel_power_cycle_delay);
- DRM_DEBUG_KMS("backlight on delay %d, off delay %d\n",
- intel_dp->backlight_on_delay, intel_dp->backlight_off_delay);
+ DRM_DEBUG_KMS("backlight on delay %d, off delay %d\n",
+ intel_dp->backlight_on_delay, intel_dp->backlight_off_delay);
cdv_intel_edp_panel_vdd_on(gma_encoder);
@@ -2075,7 +2076,7 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev
cdv_intel_dp_destroy(connector);
goto err_connector;
} else {
- DRM_DEBUG_KMS("DPCD: Rev=%x LN_Rate=%x LN_CNT=%x LN_DOWNSP=%x\n",
+ DRM_DEBUG_KMS("DPCD: Rev=%x LN_Rate=%x LN_CNT=%x LN_DOWNSP=%x\n",
intel_dp->dpcd[0], intel_dp->dpcd[1],
intel_dp->dpcd[2], intel_dp->dpcd[3]);
@@ -2083,7 +2084,7 @@ cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev
/* The CDV reference driver moves pnale backlight setup into the displays that
have a backlight: this is a good idea and one we should probably adopt, however
we need to migrate all the drivers before we can do that */
- /*cdv_intel_panel_setup_backlight(dev); */
+ /*cdv_intel_panel_setup_backlight(dev); */
}
return;
---
base-commit: e2a6e04d045a56c6dc61e1eb9e2a6d7cf86512cd
change-id: 20260623-cdv_intel_dp_indentation-bac45d43abcb
Best regards,
--
Diogo Silva <diogompaissilva@xxxxxxxxx>